The first Abrams tank of the U.S. Army First Armored Division, rolls into Bosnia across a pontoon bridge erected over the Sava river December 31. The floating bridge, the biggest American military bridge project since WWII, was needed as the conventional bridge (background) was destroyed in the war in 1991

The first Abrams tank of the U.S. Army First Armored Division, rolls into Bosnia across a pontoon bridge erected over the Sava river December 31. The floating bridge, the biggest American military bridge project since WWII, was needed as the conventional bridge (background) was destroyed in the war in 1991